Merge branch 'bkl/procfs' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic...

[linux-2.6-block.git] / arch / arm / plat-omap / dma.c

diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index 5c6c342c53f5a136f78f1b76cf656e2a06130ddd..1d959965ff524c2325e4d73ce2b1d5180dd4981e 100644 (file)
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -937,6 +937,15 @@ void omap_start_dma(int lch)
 {
        u32 l;
 
+       /*
+        * The CPC/CDAC register needs to be initialized to zero
+        * before starting dma transfer.
+        */
+       if (cpu_is_omap15xx())
+               dma_write(0, CPC(lch));
+       else
+               dma_write(0, CDAC(lch));
+
        if (!omap_dma_in_1510_mode() && dma_chan[lch].next_lch != -1) {
                int next_lch, cur_lch;
                char dma_chan_link_map[OMAP_DMA4_LOGICAL_DMA_CH_COUNT];